For the peach jam with blue grapes, first weigh the fruit unprepared. Remove the peach pits and grape seeds and grind the fruit in a blender.
In a suitable saucepan, mix the fruit pulp with the jelling sugar and cardamom powder. Bring everything to the boil while stirring, and after 6 to 9 minutes, do the jelly test.
Then add the shot of rum and quickly fill everything into prepared jars, which are sealed immediately.
Preparation Tip:
After the peach jam has cooled, you can stick the pretty ichkoche.at labels on the jars.